Bird chain



FIG. 1 is a front elevational view of a bird chain showing our new design;

FIG. 2 is an elevational view taken from the left of FIG. 1 at 45 degrees;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a top plan view thereof; and,

FIG. 5 is a left side elevational view thereof.

The second member on the chain from the bottom depicted in FIGS. 1 and 2 is noted as the color Teal. 

The ornamental design for the bird chain, as shown and described. 